CN106103221B - Decelerator with planetary gear set, drum brake, disk brake and brake apparatus equipped with the decelerator - Google Patents
Decelerator with planetary gear set, drum brake, disk brake and brake apparatus equipped with the decelerator Download PDFInfo
- Publication number
- CN106103221B CN106103221B CN201480075047.2A CN201480075047A CN106103221B CN 106103221 B CN106103221 B CN 106103221B CN 201480075047 A CN201480075047 A CN 201480075047A CN 106103221 B CN106103221 B CN 106103221B
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- Prior art keywords
- brake
- gear
- decelerator
- shell
- drum
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
- B60T13/741—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
- F16D51/16—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis
- F16D51/18—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes
- F16D51/20—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots
- F16D51/22—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like shaped as brake-shoes pivoted on a fixed or nearly-fixed axis with two brake-shoes extending in opposite directions from their pivots mechanically actuated
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D51/00—Brakes with outwardly-movable braking members co-operating with the inner surface of a drum or the like
- F16D51/46—Self-tightening brakes with pivoted brake shoes, i.e. the braked member increases the braking action
- F16D51/48—Self-tightening brakes with pivoted brake shoes, i.e. the braked member increases the braking action with two linked or directly-interacting brake shoes
- F16D51/50—Self-tightening brakes with pivoted brake shoes, i.e. the braked member increases the braking action with two linked or directly-interacting brake shoes mechanically actuated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
- F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
- F16D65/22—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for pressing members apart, e.g. for drum brakes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/18—Mechanical mechanisms
- F16D2125/44—Mechanical mechanisms transmitting rotation
- F16D2125/46—Rotating members in mutual engagement
- F16D2125/50—Rotating members in mutual engagement with parallel non-stationary axes, e.g. planetary gearing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Braking Arrangements (AREA)
- Retarders (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Transmission Devices (AREA)
- Braking Systems And Boosters (AREA)
Abstract
The present invention relates to decelerators, especially for making the decelerator of the disc type of motor vehicle or the actuator motorization of drum brake for example under the background of " double mode " drum brake.The invention further relates to drum brakes and brake apparatus with the decelerator.The decelerator includes motor, retarder and the output by retarder and the rotation of motor coupling.Particularly, the decelerator further includes the shell of canned motor.The retarder has planetary gear set and at least one ring gear including being coupled with shell and being formed in case material.
Description
The present invention relates to decelerators, especially make the disc type of motor vehicle or the actuator motorization of drum brake
Decelerator, such as the decelerator in the drum brake of " double mode " type.The invention further relates to equipped with this
The drum brake and brake apparatus of kind decelerator.
Background technique
Decelerator is usually connected to the motor drive mechanism of geared system assembly into the geared system assembly by output shaft
It generates and slows down and increase torque, this is usually very favorable for realizing motorization.In most cases, slow down electricity
Motivation includes the external gear arranged in a hierarchical manner.
Conventional drum brake generally includes and takes turns coaxial drum, and hollow including being coupled with component to be braked
Cylindrical body.During braking, the liner of brake block rubs on bulging inner surface.For this purpose, actuating unit make it is every in two blocks
A separate axis in a end.Opposite end with the bottom plate not rotated to be coupled with rotating tangent mode and be pressed in
On baffle plate.Described piece against bulging track when, any rotational motion of wheel or rotatory force apply torque to block, and described piece is logical
It crosses the baffle plate and the torque is transferred to bottom plate.In general, two blocks are in its same side under the operational mode for being referred to as " either simplex "
On both ends at usually activated by same piston hydraulic cylinder.
It it is known that the electric actuation to drum brake block.Document US 8011482 describes a kind of mechanism, and wherein block is by passing through
Screw-and-nut system and translate displacement connecting rod actuating, the screw-and-nut system by geared system by motor activated turn
It is dynamic.Document EP 2195219 proposes a kind of parking braking system, and wherein block is caused by the screwing element by wheel translation displacement
Dynamic, the wheel is by worm drive, the output shaft rotation-coupled of the worm screw and motor.
Document DE 198 51 670 A1, DE 10 2,005 048339 A1 and 2010/096224 A1 of US describe packet
Include the brake apparatus of retarder.
It is an object of the present invention to provide the decelerators for the actuator for being suitable for drum brake, are special
It is compact, steady, economical and have good energy efficiency.
Summary of the invention
According to the first aspect of the invention, decelerator include motor, retarder, be couple to by retarder it is electronic
The output of the rotation of machine, the decelerator be characterized in that its further include in the shell for being wherein fixed with motor, and
It is the retarder with planetary gear set and including at least one ring gear, ring gear is coupled and is formed in shell
In the material of shell.
Motor makeup, which is set, usually provides high velocity of rotation, and it is small to obtain that this must be provided with the The gear deceleration of highly significant
Displacement and enough power.At least one retarder with the planetary gear set with fixed gear ring becomes possibility.
In addition, this motorized device environmental exposure when dust or dirt, decelerator mechanism must obtain protecting simultaneously
It is especially particularly true in the motorization of the actuator of drum brake and to the environment opposing seal.According to this hair
Decelerator mechanism in shell that is bright, being contained in the formed therein which ring gear for planetary gear set allows to meet
All or some in these requirements.Shell does not rotate, reaction force needed for providing planetary gear set operation to gear ring
Square.Decelerator mechanism also easily and economically manufactures.The present invention is obtained in particular with the good transmission energy from motorized device
Amount efficiency, this allows to obtain bigger power or higher actuation speed or uses less powerful motorized device, or
Person obtains the more preferable compromise between these performances.The present invention allows to be easy and be adapted flexibly to vehicle or the sub- assembly design of vehicle
Person's wants condition for peace；Such as it is adapted to existing vehicle or the sub- assembly of vehicle, or be integrated into vehicle or vehicle just in the design
In sub- assembly assembly.Particularly, especially in the case where the parking brake of Electronic control, the present invention and automobile component
The technology of control model develops compatibility.This present invention also allows to implement a variety of levels using same actuator model
Motorization performance.
Optional improvement according to the present invention:
The retarder includes two planetary gear sets, and planetary gear set is mechanically installed in series, so that first gear
The output of group is coupled in a manner of Angle Position with the input of second gear group, at least one described gear ring includes two gear rings, often
A gear ring all constitutes one a part in two gear sets；
- two gear rings are formed by single group tooth, and the single group tooth has pacifies in succession in the axial extension of motor
The corresponding axial dimension of axial dimension of two gear sets of dress in the housing；
Shell includes the neck ring for separating motor and retarder, and retarder includes active sun gear, driven row
Carrier and planetary gear, the planetary gear be installed to be freely rotated on the trunnion of the driven planet carrier and in neck ring and
Between the described driven planet carrier on these trunnions free shift；
There are two planetary gear sets, then second gear group include driven planet carrier, planetary gear and with
The active sun gear of the planet carrier rotation-coupled of first gear group, the planetary gear are installed to be in the driven planet carrier
Be freely rotated on trunnion and between driven planet carrier and the planet carrier of first gear group on these trunnions free shift；
The output of rotation is coupled with driven planet carrier, and the driven planet carrier is kept by snap ring in the axial direction, the snap ring
It is engaged in the slot formed in the material for being shell at the first end of gear ring, all moving elements of retarder can be in snap ring
It is freely mutually axially arranged between shoulder, on the inside that the shoulder is formed in shell at the second end of gear ring；
Gear ring and motor are installed with coaxial manner.
These improvement are greatly facilitated realization and its installation and maintenance of this decelerator, therefore this is reduced by these
Cost caused by activity.
The decelerator can adapt in different types of drum brake and braking function.
Drum brake is commonly used in motor vehicle, to execute the braking of three types:
Service brake is usually to make vehicle deceleration and/or fixed by brake pedal；
Parking braking allows usually to keep the vehicle being at a stop fixed by parking brake；
Emergency braking is to make in the case where driving a vehicle brake fade vehicle deceleration and/or fixed and usual
Ensured with parking braking by same device.
In most of vehicles equipped with drum brake, the braking of these three types is real by same drum brake
It is existing.Specifically and normally, parking braking function is true by the cable for connecting the parking brake controller and bar that are located in passenger carriage
It protects, the bar pivots around the mobile terminal of the first brake block in drum and keeps the second brake block remote by reacting connecting rod
From.
Under above-mentioned unidirectional mode, the drum brake activated in this way provide may be insufficient to assure that parking braking and
The especially braking moment of emergency braking.
Therefore, the drum brake run under " double servos " mode is had been developed that, wherein vacuum line is from a block
To another block transmission force and amplify power.Particularly, first piece the other end by vacuum line be pressed in be also float
On second piece of opposite end during, actuator make first piece, be pressed in drum on one end it is separate.Therefore, only second piece of phase
Opposite ends is the unique one end being pressed on baffle plate.The brake of the type is greatly exaggerated actuating power, but is more difficult to adjust simultaneously
And lead to the uneven wear of pad.
Double servo drum brakes are usually used only as parking and accident brake, such as by the disk of disc type running brake
Center cap, to use, referred to as the combination of " in disk drum " and is described as drum in document EP0416760.
Another type of brake is combined for the single mode of service brake and for parking braking and emergency braking
Double servo patterns.Under the spirit, document FR 2 697 599 is proposed adds mechanical actuator near baffle plate.The cause
The side of dynamic device is pressed on first piece one end, and the other side is pressed on one end of the supplement lever acted on another piece.
In its potential adaptability to these different types of brakes and/or braking function, second party of the invention
Face has other favorable characteristics, and according to the other favorable characteristics, the present invention can include a kind of drum brake, at this
Drum brake, two blocks, which are installed on bottom plate, to be allowed them to be separated relative to each other to be pressed against by relative to described
On the friction track that the inside of the mobile drum of bottom plate rotation provides, the actuator realized in the form of linear actuators is arranged to lead to
Two first ends for crossing the facing each other of block are separated from each other two blocks.
In this brake, according to a feature, two blocks are hinged to connecting rod, which can be mobile relative to bottom plate
And block is set to be connected to each other near described piece of the second end opposite with first end, the connecting rod can be from one in described piece
The power of a anchoring piece for fixing another block pushing and pressing relative to bottom plate to another transmitting.
According to another feature, brake further includes providing the second cause of the second braking function, particularly running braking function
Dynamic device, second actuator arrangement in first end relative to bottom plate by backstop when be separated from each other the second end of two blocks.
Finally, the present invention includes for vehicle or the sub- assembly of vehicle, particularly being used for terrain vehicle according to another favorable characteristics
Brake apparatus (referred to as " drum-type in disk "), the brake apparatus includes brake disc, brake disc and brake(-holder) block interact with
Realize the second braking function, especially running braking function, described device includes being arranged to ensure the first braking function, spy
It is not the brake of parking and/or emergency braking function, drum is coupled and coaxial with the brake disc wherein.
Decelerator described herein can also be adapted to other kinds of brake, such as disk brake.
In its potential adaptability to these different types of brakes and/or braking function, another party of the invention
Face be therefore related to include the clip across the vertical periphery for being mounted on brake disc disk brake, the clip with can be around half-bridge
The mobile wheel of assembly (such as wheel hub frame) rotation is coupled.The clip is installed to be relative to the wheel hub frame rotation-coupled, and
It, will under the action of the clamping force applied by the brake piston for being parallel to wheel shaft translation displacement at least one of described liner
The disk is clamped between at least two friction facings on two face.According to the present invention, which includes as herein
The decelerator, the decelerator are mounted on the clip to activate the piston.The decelerator is for example
It is fixed on clip and drives the screw-and-nut mechanism for constituting linear actuators, the linear actuators and brake piston are same
Axis and its rotation make piston displacement so that liner is against chuck clamping.
Detailed description of the invention
After the detailed description and attached drawing for reading over not in any limiting sense embodiment, other advantages of the invention and
Feature will be apparent, in the drawings:
- Fig. 1 is the exploded view of decelerator according to an embodiment of the invention；
- Fig. 2 is the sectional view of the decelerator in Fig. 1.
- Fig. 3 be in one embodiment of the invention, the parking of the decelerator including Fig. 1 or accident brake
The partial cross-sectional perspective view of actuator；
- Fig. 4 is the exploded view of the actuator in no decelerator in Fig. 3；
- Fig. 5 is the exploded view of the actuator in Fig. 3；
- Fig. 6 be in one embodiment of the invention, the actuator of Fig. 3 and drum brake bottom plate exploded view；
- Fig. 7 be when vehicle is fixed apply parking braking, " double mode " type drum brake mechanism fortune
Capable schematic elevational view；
- Fig. 8 be in one embodiment of the invention, the drum brake of " double mode " type of the actuator including Fig. 3
The perspective view of device mechanism.
Specific embodiment
In the embodiment in figure 1, decelerator 5 includes motor 52, for example, substantial cylindrical dc motor.
The motor is closed in substantially cylindrical shell 51, and rear cover 54 assembles on the housing in a sealing manner, electricity
The electric wire 529 of power supply and/or the control of motivation passes through the rear cover in a sealing fashion.
Advantageously, shell 51 is provided with cylindrical interior holding part, and the diameter of the interior holding part is sufficiently large can hold
Receive the motor of several different-diameters (such as up to 34mm), so as to same housing model manufacturing have it is several not
With the decelerator 5 of performance number.
In order to no matter the diameter of motor size in the case where can motor satisfactorily be arranged and be kept
In the housing, motor is nested in tube bay 53, and the thickness of the tube bay 53 represents the radius and shell of motor 52
The difference of the radius of 51 interior holding part.For motor with different-diameter, given range, it is only necessary to which production has corresponding
Cabin in the range of internal diameter, this has various sizes of shell more easily and more economical than manufacture.
Alternatively, tube bay 53 is coupled with rear cover 54 or is even formed on.As modification, which has than showing
More elongated shape out, to cover the whole length of motor 52.In this case, different for identical shell 51
The motor of range advantageously corresponds to the lid of different range.
In addition, tube bay 53 or the lid 54 when substituting cabin are also by forming the material to the shield of electromagnetism interference
And/or the material of the radiator of the heat for being generated by motor is made.
On this side of motor reel, shell 51 includes the cylindrical outlet opening 510 of closed gear retarder, the gear
Retarder is driven by motor 52 in input and in the output shaft 557 of output driving decelerator 5.As shown in Fig. 2,
Motor 52 and retarder 55 are separated by neck ring 57, the neck ring constitute the integral part of shell and from the inner surface of shell to
Inside radially protrude.
The cover of motor 52 includes at least one eccentric tooth 528, and the bias tooth is axially nested in the recess portion in lid 54
In 543 so that motor 52 fought in shell 51 it is any rotation and it is fixed.
Motor reel passes through neck ring 57 and rests to the sealing flange 561 of the neck ring.The sealing flange carrying joins with it
The pinion gear 551 of active sun gear that is tying and constituting first planetary gear set 55A, in the first planetary gear set
In 55A, first planetary gear 552 is engaged with the sun gear and with the first ring gear 559 around them.First planet tooth
Wheel 552 be installed to be freely rotated on the eccentric center trunnion of first planet carrier 553 and neck ring 57 and first planet carrier 553 it
Between on trunnion freely axial translation.First planet carrier constitutes the output of first planetary gear set 55A and carries and its turn
The dynamic sun gear 554 being coupled, forms the input of the second planetary gear set 55B, the second planetary gear set 55B include with too
Positive gear 554 and the second planetary gear 555 of the second ring gear engagement around them.Second planetary gear 555 is mounted
To be freely rotated on the trunnion of the second planet carrier 556 and between first planet carrier 553 and the second planet carrier 556 at these
Freely axial translation on trunnion.Second planet carrier constitutes the output of the second planetary gear set 55B and carries to be coupled with it
The output shaft 557 of decelerator 5.Second planet carrier 556 is tieed up in a manner of with running clearance appropriate snap ring 563
It holds in the axial position of opening 510, the snap ring is bonded in the slot being formed in the material of shell 51, and the snap ring is for example
It is " Circlips " (registered trademark) board.
In this embodiment, in the axial extension of motor 52, two gear sets 55A, 55B are mounted in succession
In shell 51.All moving elements of retarder 55 snap ring 563 and can be formed on shell 51, particularly be formed in neck ring
Suitable running clearance is freely mutually arranged between shoulder 58 on 57.
First and second gear rings and motor 52 are coaxial.Preferably, two gear sets are that the spiral of correction is tooth-like.
Two ring gears are formed in the material of shell 51, on the inner surface of opening 510.Preferably, shell is by can mould
The material of system is made and two gear rings are molded together with shell.Moreover it is preferred that two gear rings are having the same straight
Diameter and teeth size are (possibly other than the axial length of tooth, this is because the power that second gear group is subject to is multiplied by the first tooth
Wheel group reduction ratio).It is highly preferred that as shown in Fig. 2, two gear rings are by single group and are same group of tooth generation, the single group tooth
Axial dimension be enough the part for making it be formed simultaneously two planetary gear sets.
The shell 51 and lid 54 of decelerator are for example made of casting metal, such as are filled and polymerize by glass fibre
Object is made.Planetary gear 552,555 is for example made of polyformaldehyde.Planet carrier 553,556 and its with the defeated of output driving form
Shaft 554,557 is for example made of the steel that be machined or laser is calcined.
In one embodiment, the tooth of decelerator 5 and size have been determined to the efficiency for 0.85 to 0.92
Generate the reduction ratio of 23.04:1.
In the embodiment of Fig. 3 to Fig. 8, the rotation of decelerator 5 is transmitted geared system 4 and is transmitted to parking or urgent
The linear activated assembly 3 of brake, the transmission gear means 4 include having to parallel to the axis, be engaged with each other and be mounted to
One rotational motion of motorized device is transmitted in the element of linear activated assembly.The axis of these gears also parallel with
The pivot center of decelerator 5 and linearly moving direction D2 obtained.
Linear activated assembly 3 is installed in shell 21, and the shell 21 is also referred to as main casing.As shown in fig. 6, shell
21 for linear actuators 2 to be anchored to the bottom plate 10 of drum brake.Shell 21 is for example made of metal (such as cast aluminium).It is secondary
Shell 23 is assembled on the main casing being located inside drum, so that will transmission in a manner of (at least for dust) sealing
Geared system 4 is closed between them, which includes multiple external gears, is herein three tooth-like teeth of correction screw
Wheel.
In this embodiment, here by have driving shape (not shown) axial hole with by the defeated of decelerator 5
Nesting that shaft 557 carries, with complementary driving shape (not shown), the input gear 41 of transmission gear means 4 rotate
Ground is couple to decelerator 5.The geometry of both complementary driving shapes is advantageously chosen to be with or without less
Damage and allow between them in the case where being with or without power transfer efficiency loss less the type of certain backlash.Herein,
The geometry is leafy sheet type, such as ISO 10664 limits six limbs or six blade types or five limb patterns, or
One of other patterns that person proposes under the title " Torx " (registered trademark) of Textron company.
As shown in Figure 4, secondary shell 23 has the holding part 25 for accommodating 5 output shaft 557 of decelerator, and shell 51
It is nested in holding part in a sealing fashion by it around the part of retarder 55.Once transmission gear means 4 are in time shell
Holding part 24 in suitable position in, input gear 41 is in the suitable position in holding part 25, with slow down electricity
The automatic coupling of output shaft 557 when the shell 51 of motivation is nested by the axial movement in holding part 25, with decelerator
It connects.Then screw rod 233 is arranged to the shell 51 of decelerator being fixed to time shell 23, to prevent shell 51 around it
Axis rotates the moment of reaction born but regardless of gear ring 559.
As shown in fig. 6, making time shell 23 prominent by being engaged in the opening 100 of bottom plate 10 in substantially sealed manner
The outside of drum is arrived out, and linear actuators 2 is mounted and is fixed on the inner surface of bottom plate 10.Then, decelerator 5 is as described above
It is assembled on time shell, the secondary shell is prominent from bottom plate in " rear " side of the side opposite with brake block, i.e. bottom plate.Slow down electricity
Thus motivation 5 and linear activated assembly 3 have substantially parallel axis and arrange relative to each other two relative to bottom plate 10
Side.
As shown in Figure 6, decelerator 5 and time shell 23 are the rear sides for projecting to bottom plate 10 of linear actuators 2
Unique portion.Therefore, additional space demand relevant to electric driver is limited, and it can be accommodated in bottom plate 10
Fixation metalwork in (such as after semiaxis swing arm on) small size notch in.
Fig. 8 shows the mechanism of " double mode " drum brake according to one embodiment of present invention.It being capable of benefit
Implement the embodiment with for the different types of actuator of running brake mode.
Linear actuators 2 (also seeing Fig. 7) ensures the actuating under parking or accident brake mode.Linear activated assembly 3
It leans against in the first end 122,132 of block 12,13, so that they are separated from each other, to make block against the friction of the drum 15 of brake
Track.Therefore, linear actuators 2 is moved to brake parking position by brake from rest position or from service brake position,
And such as the reset spring from making two blocks be connected to each other is by making a block be back to breath by realization recently to another block
Stop bit is set.When brake is in parking or emergency application position, by pass through near its second end connecting rod 14 and its first
The assembly that two blocks that end 122,132 is nearby connected to each other by linear activated assembly 3 are constituted tends to be driven together with drum
Turn is dynamic.By linear activated assembly 3 gear by shell 21 respective surfaces two shoulders 329,339 in one (according to
Rotation direction) prevent the movement.
Above-described embodiment is not in any limiting sense.Particularly, can for example in any kind of drum brake, particularly
The drum brake of double servo type double modes combines in the brake of drum type even in cap and is exclusively used in parking or urgent
The element of the actuator 2 of brake.
Term
1 drum brake
10 bottom plates
100 bottom plates opening
11 second actuators-running brake
12,13 brake block
122,132 pieces of first end
14 intermediary elements-backlash compensation connecting rod
15 wheel hubs
2 linear actuators-parking or accident brake
21 main casings
23 shells
233 for secondary shell to be fixed to the screw rod of decelerator shell
The holding part of transmission gear means is used in 24 shells
The holding part of decelerator is used in 25 shells
3 linear activated assemblies
The nut of 31 screw-and-nut systems
The screw rod of 32 screw-and-nut systems
329 screw rod abutment shoulders-braking moment transmitting
33 linear elasticity pistons-" spring packet "
339 elastic piston abutment shoulders-braking moment transmitting
4 transmission gear means
41 gears-input gear
5 decelerators
The shell of 51 decelerators
510 cylindricality outlet openings-planetary gear set holding part
52 motor
528 teeth
529 motor devices
53 tube bays-formation electromagnetic shield and radiator
The rear cover of 54 motor
543 recess portions
55 planetary gear speed reducing mechanisms
55A first planetary gear set
Sun gear-input gear of 551 first planetary gear sets
The planetary gear of 552 first planetary gear sets
The planet carrier of 553 first planetary gear sets
The second planetary gear set of 55B
The sun gear of 554 second planetary gear sets
The planetary gear of 555 second planetary gear sets
The planet carrier of 556 second planetary gear sets
557 output shafts
The gear ring of 559 planetary gear sets
561 sealing flanges
563 snap rings
57 neck rings for separating motor with gear reducer mechanism
58 retarder side shoulder
Claims (14)
1. a kind of decelerator (5) comprising motor (52), retarder, be couple to by the retarder it is described electronic
The output (557) of the rotation of machine further includes in the shell (51) for being wherein fixed with the motor, and the retarder has planet
Gear set, which is characterized in that the retarder includes at least one ring gear (559), at least one described ring gear with it is described
Shell (51) is coupled and is formed in the material of the shell.
2. decelerator according to claim 1, which is characterized in that the retarder (55) includes two planetary gears
Group (55A, 55B), described two planetary gear sets are mechanically installed in series, so that the first gear group in the gear set
The output (553) of (55A) is coupled in a manner of Angle Position with the input (554) of the second gear group (55B) in the gear set,
At least one ring gear (559) includes two gear rings, and each gear ring constitutes one a part in described two gear sets.
3. decelerator according to claim 2, which is characterized in that described two gear rings are formed by single group tooth, described
Single group tooth has and two teeth being mounted in succession in the shell (51) in the axial extension of the motor (52)
The corresponding axial dimension of axial dimension of wheel group (55A, 55B).
4. decelerator according to claim 3, which is characterized in that at least one described ring gear (559) and electronic
Machine (52) is coaxial.
5. decelerator according to any one of the preceding claims, which is characterized in that the shell (51) includes making
The neck ring (57) of the motor (52) and the retarder (55) separation, and it is that the retarder includes active sun tooth
Wheel (551), driven planet carrier (553) and planetary gear (552), the planetary gear are nibbled with active sun gear and with gear ring
It closes, and is installed to be and is freely rotated on the trunnion of the driven planet carrier and in the neck ring and the driven planet carrier
Between on the trunnion freely axial translation.
6. decelerator according to claim 2 or 3, which is characterized in that the second gear group (55B) includes driven
Planet carrier (556), planetary gear (555) and with the active of planet carrier (553) rotation-coupled of the first gear group (55A) too
Positive gear (554), the active sun gear of the planetary gear (555) and the second gear group and with the second gear
The gear ring engagement of group, and be installed to be and be freely rotated on the trunnion of the driven planet carrier and in the driven planet carrier
(556) between the planet carrier (553) of first gear group on the trunnion freely axial translation.
7. according to claim 1 to decelerator described in any one of 3, which is characterized in that the output (557) of the rotation
It is coupled with planet carrier (556), the planet carrier (556) is kept by snap ring (563) in the axial direction, and the snap ring is described at least one
Engagement is in the slot formed in the material of the shell (51) at the first end of a ring gear (559), the retarder (55)
All moving elements freely can mutually axially be arranged between the snap ring and shoulder (58), the shoulder it is described extremely
It is formed on the inside of the shell at the second end of a few ring gear.
8. a kind of drum brake (1) comprising two blocks (12,13), described two pieces (12,13) with what can be separated from each other
Mode is mounted on bottom plate (10), to be pressed in the friction of the inside carrying by that can rotate mobile drum relative to the bottom plate
On track, which is characterized in that the drum brake includes by deceleration electric according to any one of the preceding claims
The linear actuators (2) of machine driving, the linear actuators are arranged so that two first ends of described piece of facing each other
(122,132) are separated from each other.
9. brake according to claim 8, which is characterized in that described two pieces (12,13) are hinged to connecting rod (14),
The connecting rod can it is mobile relative to the bottom plate and described piece, near opposite with first end second end make institute
It states block to be connected to each other, the connecting rod can be transmitted from one (12) in described piece to another (13) in described piece will be described
The power of another block (13) pushing and pressing anchoring piece (21) fixed relative to the bottom plate (10).
10. brake according to claim 8 or claim 9, which is characterized in that the brake further includes ensuring the second braking work
The second actuator (11) of energy, second actuator are arranged to the first end (122,132) described two pieces (12,13)
When relative to the bottom plate (10) by backstop, it is separated from each other the second end of described two pieces (12,13).
11. brake according to claim 8 or claim 9, which is characterized in that the brake further includes ensuring the second braking work
The second actuator (11) of energy, second braking function realize that running braking function, second actuator are arranged to
The first end (122,132) of described two pieces (12,13) relative to the bottom plate (10) by backstop when, make described two pieces (12,
13) second end is separated from each other.
For vehicle or the brake apparatus of the sub- assembly of vehicle, the brake apparatus include brake disc 12. a kind of, the brake disc with
Brake lining interacts to realize the second braking function, which is characterized in that the brake apparatus include according to claim 8 or
Drum brake described in 9, the drum brake is arranged to ensure the first braking function, and it is characterized in that, it is roused
It is coupled with the brake disc and coaxial with the brake disc.
13. a kind of for road vehicle or the brake apparatus of the sub- assembly of road vehicle, the brake apparatus includes brake disc, described
Brake disc and brake lining interact to realize that the second braking function, second braking function realize running brake function
It can, which is characterized in that the brake apparatus includes drum brake according to claim 8 or claim 9, the drum brake
It is arranged to ensure the first braking function, first braking function realizes parking and/or accident brake function, and it is special
Sign is, drum is coupled and coaxial with the brake disc with the brake disc.
14. a kind of disk brake, including the clip across the vertical periphery for being mounted on brake disc, the brake disc with can be around wheel
The mobile wheel of hub frame rotation is coupled, and the clip is installed to be relative to the wheel hub frame rotation-coupled, and by being parallel to
Under the action of the clamping force that the brake piston of wheel shaft translation displacement applies at least one of at least two friction facings, by institute
It states disk to be clamped on two face between at least two friction facing, which is characterized in that the disk brake includes root
According to decelerator of any of claims 1-7, the decelerator be installed on the clip and by
It is arranged such that and moves the piston.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1363708A FR3016015B1 (en) | 2013-12-30 | 2013-12-30 | EPICYCLOIDAL TRAIN MOTOREDUCER AND DRUM BRAKE AND BRAKING DEVICE SO EQUIPPED |
| FR1363708 | 2013-12-30 | ||
| PCT/EP2014/079203 WO2015101562A2 (en) | 2013-12-30 | 2014-12-23 | Motor-reducer with planetary gearset and drum brake and braking device provided with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106103221A CN106103221A (en) | 2016-11-09 |
| CN106103221B true CN106103221B (en) | 2018-12-18 |
Family
ID=50483078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480075047.2A Active CN106103221B (en) | 2013-12-30 | 2014-12-23 | Decelerator with planetary gear set, drum brake, disk brake and brake apparatus equipped with the decelerator |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP3089901B1 (en) |
| JP (1) | JP6602306B2 (en) |
| CN (1) | CN106103221B (en) |
| ES (1) | ES2655915T3 (en) |
| FR (1) | FR3016015B1 (en) |
| PL (1) | PL3089901T3 (en) |
| PT (1) | PT3089901T (en) |
| WO (1) | WO2015101562A2 (en) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170023319A (en) * | 2015-08-20 | 2017-03-03 | 현대모비스 주식회사 | Brake for vehicle |
| JP2017150574A (en) * | 2016-02-25 | 2017-08-31 | 日本電産コパル株式会社 | Speed reducer, and geared motor with speed reducer, electronic equipment and robot |
| JP2020102939A (en) * | 2018-12-21 | 2020-07-02 | 日本電産株式会社 | Actuator |
| FR3091323B1 (en) * | 2018-12-27 | 2020-12-11 | Foundation Brakes France | ACTUATOR FOR ELECTROMECHANICAL DRUM BRAKE WITH INCREASED ROBUSTNESS |
| FR3091244B1 (en) | 2018-12-28 | 2021-01-01 | Foundation Brakes France | DRUM BRAKE GEAR MOTOR OFFERING HIGH COMPLIANCE |
| FR3091245B1 (en) | 2018-12-28 | 2021-07-09 | Foundation Brakes France | DRUM BRAKE GEAR MOTOR |
| FR3091322A1 (en) | 2018-12-28 | 2020-07-03 | Foundation Brakes France | METHOD OF DESIGNING A MOTOR-REDUCER ADAPTED TO A PARTICULAR SIZE |
| CN113286959B (en) * | 2019-01-16 | 2024-06-14 | 詹尼斯移动解决方案有限合伙企业 | Compact actuator arrangement |
| FR3096013B1 (en) | 2019-05-13 | 2021-09-17 | Foundation Brakes France | MOTOR VEHICLE BRAKE KIT INCLUDING BRAKE BRACKET, GEAR MOTOR AND GEAR MOTOR HOUSING ASSEMBLED WITH BRAKE BRACKET |
| FR3096634B1 (en) | 2019-06-03 | 2021-09-24 | Foundation Brakes France | Drum brake actuator gear motor, including a reduction rate of 30 A 210 |
| FR3097021B1 (en) | 2019-06-07 | 2021-09-10 | Foudation Brakes France | REDUCER AND GEAR MOTOR FOR INTEGRATED BRAKE |
| FR3111489B1 (en) | 2020-06-15 | 2022-11-04 | Foundation Brakes France | GEAR MOTOR AND MOTOR VEHICLE PARKING BRAKE IMPLEMENTING SUCH A GEAR MOTOR |
| FR3118342B1 (en) | 2020-12-21 | 2024-02-09 | Foudation Brakes France | ELECTRIC MOTOR WITH SIMPLIFIED CONTROL AND MOTOR VEHICLE PARKING BRAKE USING SUCH A MOTOR |
| CN113280063A (en) * | 2021-06-15 | 2021-08-20 | 格陆博科技有限公司 | Coaxial direct-drive electronic parking actuator |
| CN113815580A (en) * | 2021-10-22 | 2021-12-21 | 梁清明 | Motor braking speed reduction equipment for electric scooter based on new energy |
| FR3129341B1 (en) | 2021-11-24 | 2024-02-16 | Hitachi Astemo France | Method for electrically controlling a parking brake |
| FR3130000B1 (en) | 2021-12-03 | 2024-02-02 | Hitachi Astemo France | Electric actuator for a motor vehicle brake comprising a screw-nut device |
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-
2014
- 2014-12-23 EP EP14827445.9A patent/EP3089901B1/en active Active
- 2014-12-23 PL PL14827445T patent/PL3089901T3/en unknown
- 2014-12-23 WO PCT/EP2014/079203 patent/WO2015101562A2/en active Application Filing
- 2014-12-23 PT PT148274459T patent/PT3089901T/en unknown
- 2014-12-23 CN CN201480075047.2A patent/CN106103221B/en active Active
- 2014-12-23 ES ES14827445.9T patent/ES2655915T3/en active Active
- 2014-12-23 JP JP2016544580A patent/JP6602306B2/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2017503980A (en) | 2017-02-02 |
| CN106103221A (en) | 2016-11-09 |
| EP3089901B1 (en) | 2017-10-18 |
| ES2655915T3 (en) | 2018-02-22 |
| PT3089901T (en) | 2018-01-18 |
| EP3089901A2 (en) | 2016-11-09 |
| FR3016015A1 (en) | 2015-07-03 |
| JP6602306B2 (en) | 2019-11-06 |
| WO2015101562A3 (en) | 2015-11-19 |
| WO2015101562A2 (en) | 2015-07-09 |
| PL3089901T3 (en) | 2018-04-30 |
| FR3016015B1 (en) | 2017-03-31 |
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| CB02 | Change of applicant information |
Address after: Eindhoven Applicant after: Chassis Brake Systems International Ltd Address before: Amsterdam Applicant before: Chassis Brake Systems International Ltd |
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| GR01 | Patent grant |